Plate Tectonics

Tectonic plates move quickly.

• true

• false

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What is the lithosphere?

• another name for Earth's crust

• the crust and uppermost part of the mantle

• another name for Earth's mantle

• the solid part of the mantle

There are ____ major tectonic plates.

• 1

• 5

• 7

• 10

Tags

NGSS.MS-ESS2-3

convergent boundary

• 
• where two plates are moving toward each other

• 
• 

Divergent boundary

• where two plates are moving away from each other

• may result in seafloor spreading

• 
• where two plates slide past each other

What type of plate boundary has plates that are sliding past each other?

• convergent

• divergent

• transform

Large pieces of the lithosphere are broken into ___.

• the mantle

• the asthenosphere

• tectonic plates

• magma

Tags

NGSS.MS-ESS2-3

Earth's huge supercontinent that existed millions of years ago.

• Pangea

• Nazca

• 

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What happens at a subduction zone?

• two plates slide past each other

• one plate is pulled down under another one

• two plates move apart

Tags

NGSS.MS-ESS2-2

How much do tectonic plates move in a year?

• less than 1 inch

• about 1-2 feet

• 1-6 inches

• no one is really sure

Tags

NGSS.MS-ESS2-3